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Texas Instruments DEM-DSD1791 User Manual Download Page 27

DEM-DAI/ASDAC Schematic

2-9

Schematics and Printed-Circuit Boards

Figure 2−10. DEM-DAI/ASDAC—DSD1793 Digital Section (Digital Audio Interface)

 U003

74VHC14

U004

74HCT32

U002

1

2

3

4

5

6

7

8

9

10

11

12

13

14

C

Cd/F1

Cc/F0

Cb/E2

Ca/E1

C0/E0

VD+

DGND

RXP

RXN

FSYNC

SCK

CS12/FCK

U

28

27

26

25

24

23

22

21

20

19

18

17

16

15

VERF

Ce/F2

SDATA

ERF

M1

M0

VA+

AGND

FILT

MCK

M2

M3

SEL

CBL

CS8414

2    4    5     6

1

3

U001
TORX173
(TORX179P)

CN001

RCA  pj

R001
75

C001

0.01uF

C002       0.01uF

C003
10uF
/16V

C005
10uF

/16V

C006

0.1uF

C007

10uF

/16V

C008

0.1uF

C011        0.1uF

R003

47k

R004
470

D001
1SS133

SW004
FP1F-2M

C012
10uF
/16V

C010        0.1uF

R002
470

C009
 0.068uF

(C015)
100uF/16V

(CN004)
FFC-48BMEP1

1

2

3

4

5

6

7

Vcc

GND

14

13

12

11

10

9

8

Vcc

GND

1

2

3

4

5

6

7

14

13

12

11

10

9

8

1

2

3

4

5

6

7

8

9

10

Vcc

GND

20

19

18

17

16

15

14

13

12

11

U005
74VHC244

C013        0.1uF

[e-SCLK]

SW001

FT1D-2M

SW005
FT2D-2M

[SCLK]

[BCK]

[LRCK]

[BCK(INV)]

[DATA]

CN006
XB-3-7-20

INT(CS8414)

EXT

DAI select

[LRCK]

[BCK]

[DATA]

[SCLK]

[LRCK]

[BCK]

[DATA]

[SCLK]

[BCK]

3

1

2

GND

OUT

IN

(C016)
0.1uF

(FIL001)

1

(C014)

1

2

3

4

5

6

7

8

9

10

Vcc

GND

20

19

18

17

16

15

14

13

12

11

(U006)

1

18

19

CN003

57LE-40360-7700(D3)

(SW006)

(RA001)

V

DD

[ML]

[MC]

[MDI]

[RST-]

[MDO]

1

2

3

4

(L001)

CN002

FFC-2BMEP1

JP001

FFC-4BMEP1

C017
10uF
/16V

CN007

XB-3-7-20

36

C004
0.1uF

[e-BCK]

[e-LRCK]

[e-DATA]

SW002

FT1D-2M

SW003

FT1D-2M

JP002

FFC-2BMEP1

25

24

48

[e-DA

T

A

]

[e-LRCK]

[e-BCK]

[e-SCLK]

V

CC

2

C008

10uF

/16V

  AGND

  BCK

  SCLK

  LRCK

  DATA

MDI

MDO

MC

RST-

ML

DSD-L

DSD-R

D-BCK

D-SCLK

Summary of Contents for DEM-DSD1791

Page 1: ...November 2003 Audio Converter Products Digital Audio User s Guide SLEU038...

Page 2: ...ute a license from TI to use such products or services or a warranty or endorsement thereof Use of such information may require a license from a third party under the patents or other intellectual pro...

Page 3: ...handling or use of the goods Please be aware that the products received may not be regulatory compliant or agency certified FCC UL CE etc Due to the open construction of the product it is the user s r...

Page 4: ...re is uncertainty as to the load specification please contact a TI field representative During normal operation some circuit components may have case temperatures greater than 55 C The EVM is designed...

Page 5: ...gment Audio Stereo Digital to Analog Converter data sheet SLES075 PCM1791A 24 Bit 192 kHz Sampling Advanced Segment Audio Stereo Digital to Analog Converter data sheet SLES071 PCM1793 24 Bit 192 kHz S...

Page 6: ...Contents vi Trademarks Microsoft is a trademark of Microsoft Corporation Windows is a trademark of Microsoft Corporation Other trademarks are the property of their respective owners...

Page 7: ...trol for PCM1793 1 3 1 4 Audio Data Interface 1 4 1 4 1 PCM Audio Interface 1 5 1 4 2 DSD Audio Interface for PCM1791 1793 1 5 1 4 3 DSD Audio Interface for DSD1791 1793 1 5 1 5 Demonstration Software...

Page 8: ...Bottom View 2 6 2 7 DEM DAI ASDAC Analog Section Sockets for Daughter Board Low Pass Filter 2 7 2 8 DEM DAI ASDAC Regulator and Connector 2 7 2 9 DEM DAI ASDAC PCM DSD1791 PCM1793 Digital Section Digi...

Page 9: ...1793 PCM1793 Hardware control DEM DSD1791 DSD1791 Software control DEM DSD1793 DSD1793 I2C control Topic Page 1 1 Block Diagram 1 2 1 2 Connections 1 2 1 3 Operation Control 1 3 1 4 Audio Data Interfa...

Page 10: ...e operated by connecting 15 V and 5 V power supplies and the S PDIF interface CN051 AVCC 9 V to 15 V Icc 20 mA typical CN052 GND analog CN053 AVCC 9 V to 15 V Icc 20 mA typical CN054 VCC 4 5 V to 5 5...

Page 11: ...itch SW004 is the reset control for the CS8414 DAI receiver 1 3 3 SW005 DAI External Interface Selection Switch SW005 selects whether the S PDIF inputs for the PCM DSD1791 1793 are provided through th...

Page 12: ...93 The interface formats are listed in Table 1 2 Table 1 3 De Emphasis Control DEMP1 PIN 25 DEMP0 PIN 24 De Emphasis Function L L Disabled L H 48 kHz H L 44 1 kHz H H 32 kHz Switches DEMP0 and DEMP1 s...

Page 13: ...ntrol Software provided with the DEM PCM DSD1791 allows programming of the PCM DSD1791 internal registers The software operates on computers running Microsoft Windows 3 1 95 98 or 2000 The demonstrati...

Page 14: ...to connect between the PC and connector CN003 of the DEM PCM DSD1791 The demonstration software includes a total five files in the DEM1791 these files include the following DEM1791 exe DEM1791 ini Vb...

Page 15: ...Demonstration Software 1 7 Description Top Menu Attenuation Window Operation Window Function Window...

Page 16: ...P1 Honda CN104 RCA Red LPR6520 0802 SMK CN103 RCA Yellow LPR6520 0803 SMK CN001 RCA Yellow LPR6520 0804 SMK CN051 Banana jack Orange T 45 Yellow Sato Parts CN052 Banana jack Green T 45 Green Sato Part...

Page 17: ...10 F 16 V AL ELE capacitor ROA 16V 100M ELNA C002 0 1 F Ceramic capacitor RPE132F104Z50 Murata C004 C006 0 1 F 2125 Ceramic capacitor GRM40F104Z25PT Murata C007 C008 3900 pF Film capacitor APSF0100J39...

Page 18: ...1 10...

Page 19: ...presents the DEM DAI ASDAC and the DEM AS VDAC printed circuit boards and schematics Topic Page 2 1 DEM DAI ASDAC Printed Circuit Board 2 2 2 2 DEM AS VDAC Printed Circuit Board 2 5 2 3 DEM DAI ASDAC...

Page 20: ...DEM DAI ASDAC Printed Circuit Board 2 2 2 1 DEM DAI ASDAC Printed Circuit Board Figure 2 1 DEM DAI ASDAC Silkscreen...

Page 21: ...DEM DAI ASDAC Printed Circuit Board 2 3 Schematics and Printed Circuit Boards Figure 2 2 DEM DAI ASDAC Top View...

Page 22: ...DEM DAI ASDAC Printed Circuit Board 2 4 Figure 2 3 DEM DAI ASDAC Bottom View...

Page 23: ...DEM AS VDAC Printed Circuit Board 2 5 Schematics and Printed Circuit Boards 2 2 DEM AS VDAC Printed Circuit Board Figure 2 4 DEM AS VDAC Silkscreen Figure 2 5 DEM AS VDAC Top View...

Page 24: ...DEM AS VDAC Printed Circuit Board 2 6 Figure 2 6 DEM AS VDAC Bottom View...

Page 25: ...ND VOUTR VOUTR NC AVCC AVCC NC GND GND DSD L DSD R D BCK D SCLK 7 AVCC R107 680 R103 1 8k R111 3 3k C111 10uF 16V C109 10uF 16V R102 1 8k CN104 RCA pj U102 NJM5534 R106 680 C104 1800pF 2 3 6 4 R114 10...

Page 26: ...C015 100uF 16V CN004 FFC 48BMEP1 1 2 3 4 5 6 7 Vcc GND 14 13 12 11 10 9 8 Vcc GND 1 2 3 4 5 6 7 14 13 12 11 10 9 8 1 2 3 4 5 6 7 8 9 10 Vcc GND 20 19 18 17 16 15 14 13 12 11 U005 74VHC244 C013 0 1uF...

Page 27: ...0 C009 0 068uF C015 100uF 16V CN004 FFC 48BMEP1 1 2 3 4 5 6 7 Vcc GND 14 13 12 11 10 9 8 Vcc GND 1 2 3 4 5 6 7 14 13 12 11 10 9 8 1 2 3 4 5 6 7 8 9 10 Vcc GND 20 19 18 17 16 15 14 13 12 11 U005 74VHC2...

Page 28: ...4 0 1uF C003 10uF 16V 1 2 3 4 5 SW001 DSS105 RA001 47k x 5 VDD 5 Pin DBCK FMT2 FMT1 FMT0 DEMP1 DEMP0 SCKO ZERO L ZERO R P_LRCK P_BCK P_DATA MUTE P_SCLK 4 Pin DSDR 3 Pin DSDL 2 Pin DSD 1 Pin DSD C002 0...

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